Rauscli lo 



Mi 



b 



Price $40.75 



are again in the market — backed by the 

 prestige which attaches to successful war 

 service in any significant capacity. 



Our release from this service is of course 

 gradual. As the demands made upon us by 

 the government are lessened from month to 

 month, however, we are enabled to increase 

 deliveries to our other patrons. 



Write for complete catalog of our revised microscope line 

 and inform us regarding your requirements. 



gausch ^ Ipmb Optical (5. 



41 2 ST. PAUL STREET ROCHESTER, N.Y. 



New York Washington Chicago San Francisco 



Leading American Makers of Photographic Lenses, Microscopes, Projection Apparatus (Balopticons) , Ophthalmic Lenses 

 and Instruments, Photomicrographic Apparatus, Range Finders and Gun Sights for Army and Navy, Searchlight Reflectors, 

 Stereo-Prism Binoculars, Magnifiers and Other High-Grade Optical Products. 



FINE INKS AND ADHESIVES 



For those who KNOW 



Higgins 



Drawing Inks 

 eternal Writing; Ink 

 Engrossing Ink 

 Taurine Mucilage 

 Photo Mounter Paste 

 Drawing Board Paste 

 Liquid Paste 

 Office Paste 

 Vegetable Qlue, Etc. 



Are the Finest and Best Inks and Adhesives 



Emancipate yourself from the use of corrosive and 

 ill-smelling inks and adhesives and adopt the 

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 put up, and withal so efBcient. 



At Dealers Generally 



CHAS. M. HIQQINS & CO., Mfrs. 



Branches: Chicago, London 



271 Ninth Street Brooklyn, N.Y. 



Men of Science 



m 



The signs and symbols used nx 

 your everyday work are provided 

 for in special keyboards prepared 

 for the Home /nKs,;^,:.,— 



Typewriter, the 



Self-Starting 

 Remington 



Tell us your needs and we will sub- 

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 No obligation, of course, on your part. 



Remington Typewriter Company, Inc. 



374 Broadway, New York City 



